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Finding the Fourth Proportional to 63,057, 94,586.94 and 18,682.92

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Solution

The fourth proportional to 63,057, 94,586.94 and 18,682.92 is: 28,024.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,057 : 94,586.94 = 18,682.92 : x
  2. Step 2: Convert to fraction form
    63,057/94,586.94 = 18,682.92/x
  3. Step 3: Cross multiply
    63,057x = 94,586.94 × 18,682.92
  4. Step 4: Simplify right side
    63,057x = 1,767,160,233.06
  5. Step 5: Solve for x
    x = 1,767,160,233.06/63,057
  6. Step 6: Final answer
    x = 28,024.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.